Stapler



FIG. 1 is a right side perspective view of a stapler according to our new design;

FIG. 2 is a right side view thereof; the left side view being a mirror image;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a back view thereof; and,

FIG. 6 is a front view thereof. 

The ornamental design for a stapler, as shown and described. 